[TUHS] Bitsavers' RT/PC, AIX, AOS, etc. recent additions

Kevin Bowling kevin.bowling at kev009.com
Tue Feb 18 18:04:45 AEST 2020

I’m asking exactly where the Mach is in the linked archive. VRM, AIX or
AOS? Can you support this with a reference for my own documentation

On Tue, Feb 18, 2020 at 1:02 AM Jason Stevens <
jsteve at superglobalmegacorp.com> wrote:

> It's the CMU micro kernel.  The hybrid "2.6" lived on in NeXTSTEP, and
> OPENSTEP, with various upgrades to bring it up to OS X.
> The RT as I understand it was a research machine, hence the BSD ports, and
> Mach port.
> What is interesting the more I dig around is that there was ROMP
> coprocoessor cards, and an OS/2 and DOS monitor program to let you boot BSD
> on the card.  Peripheral IO was done on the x86 side.
> If RT's are rare, I can't imagine how impossible it would be to get one of
> those cards!
> The BSD assembler and linker source is in the archives too, no doubt it'll
> help someone make a RT emulator.
> Get Outlook for Android <https://aka.ms/ghei36>
> On Tue, Feb 18, 2020 at 12:54 PM +0800, "Kevin Bowling" <
> kevin.bowling at kev009.com> wrote:
> Can you clarify what is Mach in this archive if I have a gap in my
>> knowledge? I didn’t know the VRM had any direct relationship to Mach
>> Regards,
>> Kevin
>> On Mon, Feb 17, 2020 at 9:43 PM Jason Stevens <
>> jsteve at superglobalmegacorp.com> wrote:
>>> Interesting stuff!  And another version of Mach is buried in there.
>>> So the 4 csrg cd set may have updates to the romp support as it's an
>>> older version of the 5.1 kernel from 89...  Not that think there is any
>>> Mach romp users.
>>> Get Outlook for Android <https://aka.ms/ghei36>
>>> ------------------------------
>>> *From:* TUHS <tuhs-bounces at minnie.tuhs.org> on behalf of Charles H
>>> Sauer <sauer at technologists.com>
>>> *Sent:* Tuesday, February 18, 2020, 5:51 a.m.
>>> *To:* TUHS
>>> *Subject:* [TUHS] Bitsavers' RT/PC, AIX, AOS, etc. recent additions
>>> The Bitsavers' RSS feed (
>>> http://user.xmission.com/~legalize/vintage/bitsavers-bits.xml) seemed
>>> to me to be dominated by RT, AIX, AOS (BSD for RT), etc. stuff in the last
>>> week or so. I've only sampled a few items, but discovered a few things that
>>> I should have known (or knew and forgot?) while I was at IBM.
>>> http://www.bitsavers.org/pdf/ibm/pc/rt/ -- voice: +1.512.784.7526
>>> e-mail: sauer at technologists.com fax: +1.512.346.5240 Web: https://technologists.com/sauer/
>>> Facebook/Google/Skype/Twitter
>>> <https://technologists.com/sauer/Facebook/Google/Skype/Twitter>:
>>> CharlesHSauer
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